How Talking Spreads Viruses
نویسندگان
چکیده
منابع مشابه
How the rot spreads
Here is a biology quiz. Please mark each statement as true (T), false (F) or absurd (A). An absurd statement is one that, in any biological context, has no meaning at all. 1. Ecologists refer to plants as ‘producers’ because plants provide humans with foods, medicines and other commercial goods. 2. A bird has no jawbones. 3. The term ‘genetic engineering’ means selective breeding. 4. The term ‘...
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Much of the current debate on reforming the international financial architecture is aimed at reducing the risks of contagion—best defined as a significant increase in cross-market linkages after a shock to an individual country (or group of countries). This definition highlights the importance of other links through which shocks are normally transmitted, including trade and finance. During time...
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Recent events have drawn attention to the issue of contagion. Dependencies among countries, including through trade links, will cause shocks to an individual country (or group of countries) to affect other countries, often on a regional basis. Such linkages are not contagion, but an increase in cross-market linkages after a shock to one country could be contagion. Weak countries’ economic funda...
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Viruses are minuscule infectious particles composed of a protein coat and a nucleic acid core. They exist in a huge variety of forms and infect practically all living creatures: animals, plants, insects and bacteria. Insight into the infection process could facilitate new therapeutic strategies for viral and bacterial diseases as well as food preservation. An article by Aksyuk et al (2009) publ...
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A key measure of financial market performance is the cost of trade measured using differences between observed transaction prices and frictionless price. One of the most common measures used is the realized effective spread that uses a future value of the midpoint of the bid and asks prices as a proxy for the frictionless price in order to net out the trades own price impact. We characterize th...
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ژورنال
عنوان ژورنال: Physics
سال: 2020
ISSN: 1943-2879
DOI: 10.1103/physics.13.195